Tag Archives: Cirsium occidentale

Cobwebby Thistle

This gallery contains 6 photos.

Many of our thistles are introduced. Because they are prolific spreaders these thistles are weeds, taking over fields, roadsides and pastures and meadows. One thistle, native to California, and found in California,¬†Oregon, and Nevada is not a troublesome weed. I … Continue reading

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